25005403034 has 8 divisors (see below), whose sum is σ = 37567548768. Its totient is φ = 12482886780.

The previous prime is 25005403013. The next prime is 25005403061. The reversal of 25005403034 is 43030450052.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 25005402994 and 25005403012.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9905792 + ... + 9908315.

It is an arithmetic number, because the mean of its divisors is an integer number (4695943596).

Almost surely, 2^25005403034 is an apocalyptic number.

25005403034 is a deficient number, since it is larger than the sum of its proper divisors (12562145734).

25005403034 is a wasteful number, since it uses less digits than its factorization.

25005403034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19814740.

The product of its (nonzero) digits is 7200, while the sum is 26.

Adding to 25005403034 its reverse (43030450052), we get a palindrome (68035853086).

The spelling of 25005403034 in words is "twenty-five billion, five million, four hundred three thousand, thirty-four".